.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 400px;
    border-radius: 5px;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

.input-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
}

.input-group label {
    margin-bottom: 5px;
    font-weight: bold;
}

.input-group input {
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
}

.button-group {
    display: flex;
    justify-content: space-between;
}

.button-group button {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

#signupBtn {
    background-color: #333;
    color: white;
}

#signinBtn {
    background-color: #333;
    color: white;
}

#signupBtn:hover {
    background-color: #007bff;
}

#signinBtn:hover {
    background-color: #007bff;
}